PT737667E - FRACTIONING AND PURIFICATION OF AROMATIC POLYAMINE MIXTURES AND USE OF THESE - Google Patents

FRACTIONING AND PURIFICATION OF AROMATIC POLYAMINE MIXTURES AND USE OF THESE

Info

Publication number
PT737667E
PT737667E PT96104874T PT96104874T PT737667E PT 737667 E PT737667 E PT 737667E PT 96104874 T PT96104874 T PT 96104874T PT 96104874 T PT96104874 T PT 96104874T PT 737667 E PT737667 E PT 737667E
Authority
PT
Portugal
Prior art keywords
fractioning
purification
aromatic polyamine
polyamine mixtures
mixtures
Prior art date
Application number
PT96104874T
Other languages
Portuguese (pt)
Inventor
Hartmut Knofel
Michael Brockelt
Original Assignee
Bayer Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of PT737667E publication Critical patent/PT737667E/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/82—Purification; Separation; Stabilisation; Use of additives
    • C07C209/84—Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Artificial Filaments (AREA)
PT96104874T 1995-04-07 1996-03-27 FRACTIONING AND PURIFICATION OF AROMATIC POLYAMINE MIXTURES AND USE OF THESE PT737667E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19513269A DE19513269A1 (en) 1995-04-07 1995-04-07 Fractionation and purification of aromatic polyamine mixtures and their use

Publications (1)

Publication Number Publication Date
PT737667E true PT737667E (en) 2002-04-29

Family

ID=7759187

Family Applications (1)

Application Number Title Priority Date Filing Date
PT96104874T PT737667E (en) 1995-04-07 1996-03-27 FRACTIONING AND PURIFICATION OF AROMATIC POLYAMINE MIXTURES AND USE OF THESE

Country Status (6)

Country Link
US (1) US5684180A (en)
EP (1) EP0737667B1 (en)
JP (1) JPH08283211A (en)
DE (2) DE19513269A1 (en)
ES (1) ES2167478T3 (en)
PT (1) PT737667E (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2777560B1 (en) * 1998-04-17 2000-06-09 Rhodia Chimie Sa PROCESS FOR THE PURIFICATION OF AROMATIC POLYAMINES
US6359177B1 (en) 2000-12-15 2002-03-19 Bayer Corporation Process for separating mixtures of materials having different boiling points
EP2062869A1 (en) * 2007-09-19 2009-05-27 Huntsman International Llc Process for the production of di-and polyamines of the diphenylmethane series
EP2039676A1 (en) 2007-09-19 2009-03-25 Huntsman International Llc Process for the production of di-and polyamines of the diphenylmethane series

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE787314A (en) * 1971-08-09 1973-02-08 Klamer R B EDUCATIONAL TOY
CA1004234A (en) * 1972-08-04 1977-01-25 Bayer Aktiengesellschaft Process for the production of polyamines
DE2528694C2 (en) * 1975-06-27 1982-04-22 Bayer Ag, 5090 Leverkusen Process for the preparation of polynuclear aromatic polyamines
NL7703121A (en) * 1977-03-23 1978-09-26 Akzo Nv PROCESS FOR PURIFYING POLLUTED P-PHENYLENE DIAMINE.
ATE848T1 (en) * 1978-09-12 1982-04-15 Gebrueder Sulzer Aktiengesellschaft PROCESS FOR THE PREPARATION OF METHYLENE BRIDGE POLYARYLAMINES.
DE3812083A1 (en) * 1988-04-12 1989-10-26 Bayer Ag METHOD FOR THE PRODUCTION OF MULTI-NUCLEAR AROMATIC POLYAMINES
DE4112130A1 (en) * 1991-04-13 1992-10-15 Bayer Ag METHOD FOR PRODUCING MULTICOLORED AROMATIC POLYAMINES
DE4112131A1 (en) * 1991-04-13 1992-10-15 Bayer Ag METHOD FOR PRODUCING MULTICOLORED AROMATIC POLYAMINES

Also Published As

Publication number Publication date
DE19513269A1 (en) 1996-10-10
EP0737667A1 (en) 1996-10-16
EP0737667B1 (en) 2001-11-07
US5684180A (en) 1997-11-04
ES2167478T3 (en) 2002-05-16
DE59608099D1 (en) 2001-12-13
JPH08283211A (en) 1996-10-29

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